2.5 sec in total
431 ms
1.5 sec
501 ms
Welcome to j-specperf.ch homepage info - get ready to check J SPEC Perf best content for Switzerland right away, or after learning these important things about j-specperf.ch
Your number one racing and performance parts shop in Switzerland for the best quality parts, tuning, service, engine building and race preparation.
Visit j-specperf.chWe analyzed J-specperf.ch page load time and found that the first response time was 431 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
j-specperf.ch performance score
name
value
score
weighting
Value2.7 s
60/100
10%
Value6.7 s
7/100
25%
Value4.3 s
75/100
10%
Value420 ms
66/100
30%
Value0.158
74/100
15%
Value8.8 s
35/100
10%
431 ms
132 ms
112 ms
113 ms
161 ms
Our browser made a total of 90 requests to load all elements on the main page. We found that 77% of them (69 requests) were addressed to the original J-specperf.ch, 11% (10 requests) were made to Static.xx.fbcdn.net and 4% (4 requests) were made to Facebook.com. The less responsive or slowest element that took the longest time to load (677 ms) belongs to the original domain J-specperf.ch.
Page size can be reduced by 388.6 kB (11%)
3.5 MB
3.1 MB
In fact, the total size of J-specperf.ch main page is 3.5 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 60% of websites need less resources to load. Images take 3.3 MB which makes up the majority of the site volume.
Potential reduce by 200.4 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 200.4 kB or 91% of the original size.
Potential reduce by 171.2 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. J SPEC Perf images are well optimized though.
Potential reduce by 17.0 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. J-specperf.ch needs all CSS files to be minified and compressed as it can save up to 17.0 kB or 80% of the original size.
Number of requests can be reduced by 19 (23%)
83
64
The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of J SPEC Perf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
j-specperf.ch
431 ms
stylesheet.css
132 ms
stylesheet_css_buttons.css
112 ms
stylesheet_header_menu.css
113 ms
en_US
161 ms
1.jpg
139 ms
2.jpg
139 ms
3.jpg
140 ms
4.jpg
141 ms
5.jpg
142 ms
body_bgdark.gif
143 ms
header_bg_track_x3_logo.jpg
227 ms
tile_back.gif
152 ms
icon.gif
152 ms
icon.gif
150 ms
icon.gif
151 ms
ssr.jpg
183 ms
takata.jpg
201 ms
apexi.jpg
202 ms
injector_dynamics.jpg
203 ms
jun.jpg
204 ms
hks.jpg
211 ms
toda_racing.jpg
232 ms
js_racing.jpg
233 ms
ets.jpg
234 ms
greddy.jpg
235 ms
zeitronix.jpg
252 ms
titek.jpg
264 ms
ignition_projects.jpg
272 ms
magnus_motorsports.jpg
274 ms
gsc_motorsports.jpg
274 ms
defi.jpg
276 ms
forced_performance.jpg
293 ms
seibon.jpg
305 ms
ark_design.jpg
313 ms
buddy_club.jpg
314 ms
plx_devices.jpg
315 ms
rs_watanabe.jpg
315 ms
victory_function.jpg
333 ms
torque_solution.jpg
345 ms
rays_r35_gt_r_te37_ultra_track_wheel_package.jpg
454 ms
113 ms
109 ms
50 ms
rays_r35_gt_r_te37_ultra_wheel_package.jpg
325 ms
rays_r35_gt_r_57fxx_gram_lights_wheel_package.jpg
324 ms
ssr_r35_gt_r_gtf01_wheel_package.jpg
471 ms
rays_r35_gt_r_g25_volk_racing_wheel_package.jpg
323 ms
rays_r35_gt_r_g25prism_color_volk_racing_wheel_package.jpg
464 ms
xd_arbiter.php
35 ms
xd_arbiter.php
50 ms
jspec_performance_apr_gtc_3d_wing.jpg
571 ms
ats_carbon_blade_clutch_kit.jpg
568 ms
jspec_evo_x_legal_power_kit.jpg
456 ms
jspec_performance_evo_ct9a_apr_gtc_3d_wing.jpg
508 ms
tanabe_s2000_concept_g_exhaust.jpg
457 ms
fan.php
253 ms
j_spec_performance_r35_gtr_legal_power_kit.jpg
551 ms
j_spec_performance_gt86_brz_power_kit.jpg
531 ms
jspec_performance_r35_gtr_apr_gtc_3d_wing.jpg
555 ms
jspec_performance_integra-apr_gtc_3d_wing.jpg
556 ms
tanabe_gvf_concept_g.jpg
578 ms
apexi_evo_x_rs_evolution_exhaust_legal.jpg
677 ms
tanabe_grf_concept_g.jpg
572 ms
ams_brake_cooling_kit_evo.jpg
584 ms
rays.jpg
566 ms
tein.jpg
566 ms
ams.jpg
586 ms
project_mu.jpg
585 ms
apr.jpg
576 ms
tanabe.jpg
569 ms
ats.jpg
588 ms
tomei.jpg
588 ms
voltex.jpg
601 ms
button.gif
590 ms
410ucuAGgaJ.css
23 ms
tSbl8xBI27R.css
34 ms
q68gy-v_YMF.js
45 ms
FJmpeSpHpjS.js
43 ms
0wM5s1Khldu.js
41 ms
1bNoFZUdlYZ.js
42 ms
11822479_10153402160241648_3526613436923089508_n.jpg
103 ms
11899818_808790599249778_8804988663063454585_n.jpg
24 ms
11081106_1585899011654574_4680033790776548698_n.jpg
25 ms
12814347_160009781051131_6783467868321067449_n.jpg
25 ms
wL6VQj7Ab77.png
20 ms
s7jcwEQH7Sx.png
19 ms
I6-MnjEovm5.js
11 ms
pQrUxxo5oQp.js
12 ms
print_stylesheet.css
44 ms
j-specperf.ch accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
ARIA input fields do not have accessible names
ARIA toggle fields do not have accessible names
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Links do not have a discernible name
j-specperf.ch best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
j-specperf.ch SEO score
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
EN
EN
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise J-specperf.ch can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that J-specperf.ch main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
j-specperf.ch
Open Graph description is not detected on the main page of J SPEC Perf. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: